PMD (Programming Mistake Detector) What is PMD? PMD aka Programming Mistake Detector is Java Source Code Analyzer. It is used to clean erroneous code in our java projects based on predefined set of rules. PMD supports the ability to write custom rules. Issues reported by PMD may not be true […]

CREATE [crayon-5ce957a369c6b479755461/] We can see our new table by typing this: [crayon-5ce957a369c77513214923/] List of relations Schema | Name | Type | Owner ——–+————+——-+———- public | playground | table | postgres (1 row) INSERT [crayon-5ce957a369c7e742185893/] Message returned if only one row was inserted. oid is the numeric OID of the […]

To install the server locally use the command line and type [crayon-5ce957a36a906285305737/] To start off, we need to set the password of the PostgreSQL user (role) called “postgres”; we will not be able to access the server externally otherwise. As the local “postgres” Linux user, we are allowed to connect […]